“Error: You may not call store.getState() while the reducer is executing.”

Question

I just upgraded my fully functional react-native app to Redux v4, but now I am getting the following error:

Error: Error: Error: Error: You may not call

Answer 1

In my case, I have to remove composeWithDevTools - a plugin for chrome

import { createStore, combineReducers, applyMiddleware } from 'redux';
import { composeWithDevTools } from 'redux-devtools-extension';
import thunk from 'redux-thunk';

// const enhancer = composeWithDevTools(applyMiddleware(thunk))
const enhancer = applyMiddleware(thunk)

const store = createStore(reducers, enhancer);